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(2) Check to see if the battery power is adequate;
Take out the battery to recharge, or replace a fully charged battery;
Take the battery out first
(3) Check whether the switch can be pressed down normally, to see if the switch button is stuck
and cannot be pressed down to the end;
Press the switch to see where the switch is stuck，Try change the press directions while do
not press too hard;
(4) If no malfunction is found, the switch cannot be pressed, please contact us for after-sale
service.
2. The battery cover could not be removed
(1) Check if there is any external objects to prevent the battery cover from being removed, and
try again after clearing the external objects;
(2) The buckling position stuck, battery cover could not be removed:
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Shenzhen Geneinno Technology Co., Ltd
Turn the nut to loose, remove the
nut and gently pull out the battery
plug
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